/**
 * 
 */
package com.tx.think;

/**
 * 
 * @author wanghy
 * @since 2014-1-14
 * 
 */
public class SpaceShipControls {
	
	void up(int velocity) {
		
	}
	
	void down(int velocity) {
		
	}
	
	void left(int velocity) {
		
	}
	
	void right(int velocity) {
		
	}
	
	void forward(int velocity) {
		
	}
	
	void back(int velocity) {
		
	}
	
	void turboBoost() {
		
	}
	

}
